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Finding the Fourth Proportional to 7,661.07, 10,569.56 and 5,010.03

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Solution

The fourth proportional to 7,661.07, 10,569.56 and 5,010.03 is: 6,912.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,661.07 : 10,569.56 = 5,010.03 : x
  2. Step 2: Convert to fraction form
    7,661.07/10,569.56 = 5,010.03/x
  3. Step 3: Cross multiply
    7,661.07x = 10,569.56 × 5,010.03
  4. Step 4: Simplify right side
    7,661.07x = 52,953,787.64
  5. Step 5: Solve for x
    x = 52,953,787.64/7,661.07
  6. Step 6: Final answer
    x = 6,912.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.